of israel. but hagel's confirmation, george, as you know, is not guaranteed. >> not at all. john brennan, replacing david petraeus, he's been the president's closest adviser on counterterrorism. at the heart of that hunt for osama bin laden. also, likely to face questions about the president's drone warfare program. >> reporter: exactly those kinds of questions and some enhanced interrogation questions. he's very close to the president. he was right there next to obama when osama bin laden was killed. he, of course, replaces david petraeus, because he resigned in the wake of the sex scandal. >> okay, martha raddatz, thank you so much. >>> and, george, now to what is the earliest and most intense flu outbreak in a decade. as we told you, 41 states reporting cases. 18 children have died. and the flu season is just getting started. dr. richard besser joins us with what you need to know. good morning, rich. >> good morning. i've been talking to the cdc about this. this outbreak really has them concerned. although the season is early, it's not too late to get some protection from the vaccine.